Clinical trials: Right-to-left Shunt
Embolic Stroke of Undetermined Source, Transient Ischemic Attack
RoBotic TCD Ultrasound BubbLe Study Compared to Transthoracic Echocardiography for Detection of Right to Left Shunt
This study is a multi-center, prospective, single-arm, non-significant risk (NSR) device study in which up to 150 evaluable subjects with suspicion of embolic stroke of undetermined source (ESUS) will be evaluated with NB-IS TCD…
- Conditions
- Embolic Stroke of Undetermined Source, Transient Ischemic Attack, Right-To-Left Atrial Shunt, Patent Foramen Ovale
- Trial name
- BUBL (NCT04604015)
- Testing
- NeuralBot Investigational System, Transthoracic Echocardiography (TTE)
- Where
- 7 sites in United States
- Volunteers
- 154 people
- Sponsor
- NeuraSignal Inc dba NovaSignal
Migraine, Headache
Ticagrelor Therapy for RefrACTORy Migraine Study
This is a prospective, open-label, single-arm pilot study treating 40 subjects to assess the hypothesis that P2Y, G protein-coupled 12 (P2Y12) inhibition with Brilinta/ticagrelor (90 mg by mouth (PO) twice a day) reduces episodic…
- Conditions
- Migraine, Headache, Migraine Headache
- Trial name
- TRACTOR (NCT02518464)
- Testing
- Ticagrelor 90 mg twice per day
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Columbia University
Varicose Veins
Safety Study of Varisolve® Procedure for Treatment of Varicose Veins in Patients With Right-to-left Cardiac Shunt
The purpose of this study is to determine the safety of the Varisolve® procedure in patients with right-to-left cardiac shunt (a defect in the heart).
- Trial name
- MRI (NCT00442364)
- Testing
- Polidocanol (1%) Microfoam (Varisolve), Endovenous Microfoam Occlusion
- Where
- 7 sites in United States
- Volunteers
- 60 people
- Sponsor
- Boston Scientific Corporation